<template>
  <div>
    回顾组建通信
    <br>
    <son :count="num" @add="num++" @addFn="num+= $event" />
  </div>
</template>

<script>
import Son from './components/Son.vue'
export default {
  name: 'IndexText',
  components: {
    Son
  },
  data() {
    return {
      num: 0
    }
  }
}
</script>

<style>

</style>
